NEC VK19EA-H no display

menshawy

Badcaps Veteran

Join Date: Aug 2013

Posts: 398

Country: egypt
#1

NEC VK19EA-H no display

11-17-2021, 12:21 PM

hi all friends
i have NEC VK19EA-H Quanta RR3A with no display
all basic voltage are ok except +VCC_CORE
pu852
pins 15,23 +5V_S5 ok
pin30 vin +19v ok
pin1 VR_ON 3.3v ok
pin6 PWRGD 0v
+VCC_CORE 0v
no any amp on psu

it can pu852 is faulty
what can i measure again
thanks

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NEC VK19EA-H no display

NEC VK19EA-H no display

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